<template>
  <div class="app-container">
    <div class="search-div">
      <el-form label-width="70px" size="small">
        <el-row>
          <el-col :span="7">
            <el-form-item label="关 键 字">
              <el-input style="width: 55%" v-model="searchQuery.keyword" placeholder="用户名/姓名/手机号码"></el-input>
            </el-form-item>
          </el-col>

          <el-col :span="6">
            <el-form-item label="操作时间">
              <el-date-picker v-model="createTimes" type="datetimerange" range-separator="至" start-placeholder="开始时间"
                              end-placeholder="结束时间" value-format="yyyy-MM-dd HH:mm:ss"
                              style="margin-right: 10px;width: 100%;"
              />
            </el-form-item>
          </el-col>

          <el-col :span="4">
            <el-form-item label="性别">
              <el-select v-model="searchQuery.sex" clearable placeholder="请选择性别">
                <el-option
                  v-for="item in sex"
                  :key="item.value"
                  :label="item.label"
                  :value="item.value"
                >
                </el-option>
              </el-select>
            </el-form-item>
          </el-col>

          <el-col :span="4">
            <el-form-item label="状态">
              <el-select v-model="searchQuery.status" clearable placeholder="请选择状态">
                <el-option
                  v-for="item in options"
                  :key="item.value"
                  :label="item.label"
                  :value="item.value"
                >
                </el-option>
              </el-select>
            </el-form-item>
          </el-col>

          <el-col>
            <el-button type="primary" icon="el-icon-search" size="mini" @click="fetchData()">搜 索</el-button>
            <el-button type="info" icon="el-icon-refresh" size="mini" @click="resetData">重 置</el-button>
          </el-col>
        </el-row>

      </el-form>
    </div>

    <!-- 工具条 -->
    <div class="tools-div">
      <el-button type="success" icon="el-icon-plus" size="mini" @click="add"
                 :disabled="$hasBP('bnt.sysUser.add')  === false"
      >添 加
      </el-button>
      <el-button type="danger" icon="el-icon-delete" size="mini" @click="batchRemove()"
                 :disabled="$hasBP('bnt.sysUser.remove')  === false"
      >批量删除
      </el-button>

    </div>

    <!-- 列表 -->
    <el-table v-loading="listLoading" :data="list" stripe border style="width: 100%;margin-top: 10px;"
              @selection-change="handleSelectionChange"
    >

      <el-table-column type="selection"/>
      <el-table-column label="序号" width="70" align="center">
        <template slot-scope="scope">
          {{ (page - 1) * pageSize + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="username" label="用户名" width="120"/>
      <el-table-column prop="headUrl" label="头像" width="70">
        <template slot-scope="scope">
          <img v-if="scope.row.headUrl" :src="scope.row.headUrl" class="list-head" alt="">
          <img v-else :src="defaultAvatar" class="list-head" alt="">
        </template>
      </el-table-column>
      <el-table-column prop="name" label="姓名" width="130"/>
      <el-table-column prop="sex" label="性别" width="70">
        <template slot-scope="scope">
          <div v-if="scope.row.sex === 1">男</div>
          <div v-else>女</div>
        </template>
      </el-table-column>
      <el-table-column prop="phone" label="手机" width="140"/>
      <el-table-column label="状态" width="80">
        <template slot-scope="scope">

        <el-switch v-model="scope.row.status === 1" :disabled="$hasBP('bnt.sysUser.update')  === false"
                     @change="switchStatus(scope.row)"
          >
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column prop="createTime" label="创建时间" width="180"/>

      <el-table-column label="操作" align="center" fixed="right">
        <template slot-scope="scope">
          <el-button type="primary" icon="el-icon-edit" size="mini" @click="edit(scope.row.id)" title="修改"
                     :disabled="$hasBP('bnt.sysUser.update')  === false"
          />
          <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeDataById(scope.row.id)" title="删除"
                     :disabled="$hasBP('bnt.sysUser.remove')  === false"
          />

          <el-button type="success" size="mini" @click="showAssignRole(scope.row)"
                     title="分配角色" :disabled="$hasBP('bnt.sysUser.assignRole')  === false"
          >分配角色
          </el-button>

          <el-button type="info" size="mini" @click="showAssignDept(scope.row)"
                     title="分配部门" :disabled="$hasBP('bnt.sysUser.assignDept')  === false"
          >分配部门
          </el-button>

          <el-button type="warning" size="mini" @click="showAssignPost(scope.row)"
                     title="分配岗位" :disabled="$hasBP('bnt.sysUser.assignPost')  === false"
          >分配岗位
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <el-dialog title="分配角色" :visible.sync="dialogRoleVisible">
      <el-form label-width="80px">
        <el-form-item label="用户名">
          <el-input disabled :value="sysUser.username"></el-input>
        </el-form-item>

        <el-form-item label="角色列表">
          <el-checkbox :indeterminate="isIndeterminate" v-model="checkAll" @change="handleCheckAllChange">全选
          </el-checkbox>
          <div style="margin: 15px 0;"></div>
          <el-checkbox-group v-model="userRoleIds" @change="handleRoleCheckedChange">
            <el-checkbox v-for="role in allRoles" :key="role.id" :label="role.id">{{ role.roleName }}</el-checkbox>
          </el-checkbox-group>
        </el-form-item>
      </el-form>
      <div slot="footer">
        <el-button type="primary" @click="assignRole" size="small">保存</el-button>
        <el-button @click="dialogRoleVisible = false" size="small">取消</el-button>
      </div>
    </el-dialog>

    <el-dialog title="分配部门" :visible.sync="dialogDeptVisible">
      <el-form label-width="80px">
        <el-form-item label="用户名">
          <el-input disabled :value="sysUser.username"></el-input>
        </el-form-item>

        <el-form-item label="部门列表">
          <el-radio-group v-model="userDeptId">
            <el-radio v-for="dept in allDepts" :key="dept.id" :label="dept.id">{{ dept.name }}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer">
        <el-button type="primary" @click="assignDept" size="small">保存</el-button>
        <el-button @click="dialogDeptVisible = false" size="small">取消</el-button>
      </div>
    </el-dialog>

    <el-dialog title="分配岗位" :visible.sync="dialogPostVisible">
      <el-form label-width="80px">
        <el-form-item label="用户名">
          <el-input disabled :value="sysUser.username"></el-input>
        </el-form-item>

        <el-form-item label="岗位列表">
          <el-radio-group v-model="userPostId">
            <el-radio v-for="post in allPosts" :key="post.id" :label="post.id">{{ post.name }}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer">
        <el-button type="primary" @click="assignPost" size="small">保存</el-button>
        <el-button @click="dialogPostVisible = false" size="small">取消</el-button>
      </div>
    </el-dialog>

    <!-- 分页组件 -->
    <el-pagination :current-page="page" :total="total" :page-size="pageSize"
                   style="padding: 30px 0; text-align: center;"
                   layout="total, prev, pager, next, jumper" @current-change="fetchData"
    />

    <!--  弹框  -->
    <el-dialog title="添加/修改" :visible.sync="dialogVisible" width="40%">
      <el-form ref="dataForm" :rules="formRules" :model="sysUser" label-width="100px" size="small"
               style="padding-right: 40px;"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="sysUser.username" placeholder="请输入用户名"/>
        </el-form-item>
        <el-form-item v-if="!sysUser.id" label="密码" prop="password">
          <el-input v-model="sysUser.password" type="password" placeholder="请输入密码"/>
        </el-form-item>
        <el-form-item label="姓名" prop="name">
          <el-input v-model="sysUser.name" placeholder="请输入姓名"/>
        </el-form-item>
        <el-form-item label="手机" prop="phone">
          <el-input v-model="sysUser.phone" placeholder="请输入手机号"/>
        </el-form-item>
        <el-form-item label="性别" prop="sex">
          <el-radio-group v-model="sysUser.sex">
            <el-radio :label="1">男</el-radio>
            <el-radio :label="0">女</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false" size="small" icon="el-icon-refresh-right">取 消</el-button>
        <el-button type="primary" icon="el-icon-check" @click="saveOrUpdate()" size="small">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
import api from '@/api/system/user'
import role_api from '@/api/system/role'
import post_api from '@/api/system/post'
import dept_api from '@/api/system/dept'
import defaultAvatar from '@/assets/avatar/default.png'

const defaultForm = {
  id: '',
  username: '',
  password: '',
  name: '',
  phone: '',
  status: 1
}

export default {
  data() {
    return {
      headUrl: '',
      defaultAvatar,
      formRules: {
        username: [{ required: true, trigger: 'blur', message: '请输入用户名' }],
        password: [{ required: true, trigger: 'blur', message: '请输入密码' }],
        name: [{ required: true, trigger: 'blur', message: '请输入姓名' }],
        phone: [{ required: true, trigger: 'blur', message: '请输入手机号' }],
        sex: [{ required: true, trigger: 'change', message: '请选择性别' }]
      },
      listLoading: false, // 数据是否正在加载
      list: null, // banner列表
      total: 0, // 数据库中的总记录数
      page: 1, // 默认页码
      pageSize: 10, // 每页记录数
      searchQuery: {}, // 查询表单对象

      createTimes: [],
      selectValue: [],
      dialogVisible: false,
      sysUser: {},

      dialogRoleVisible: false,
      allRoles: [], // 所有角色列表
      userRoleIds: [], // 用户的角色ID的列表
      isIndeterminate: false, // 是否是不确定的
      checkAll: false, // 是否全选

      dialogDeptVisible: false,
      allDepts: [], // 所有部门列表
      userDeptId: '', // 用户的部门ID的列表

      dialogPostVisible: false,
      allPosts: [], // 所有部门列表
      userPostId: '', // 用户的部门ID的列表

      defaultProps: {
        value: 'id',
        children: 'children',
        label: 'name',
        checkStrictly: true
      },

      options: [{
        value: 1,
        label: '正常'
      },
        {
          value: 0,
          label: '停用'
        }
      ],

      sex: [{
        value: 1,
        label: '男'
      },
        {
          value: 0,
          label: '女'
        }
      ]
    }
  },
  created() {
    // 调用列表方法
    this.fetchData()
  },

  methods: {
    // 列表
    fetchData(pageNum = 1) {
      this.page = pageNum
      if (this.createTimes && this.createTimes.length == 2) {
        this.searchQuery.createTimeBegin = this.createTimes[0]
        this.searchQuery.createTimeEnd = this.createTimes[1]
      }

      api.getPageList(this.page, this.pageSize, this.searchQuery).then(response => {
        this.list = response.data.records
        this.total = response.data.total
      })
    },

    // 新增或修改的确定
    saveOrUpdate() {
      if (!this.sysUser.id) {
        // 新增操作
        this.addUser()
      } else {
        // 修改操作
        this.updateUser()
      }
    },

    // 新增按钮
    add() {
      this.dialogVisible = true
      this.sysUser = {}
    },

    //新增用户
    addUser() {
      this.$refs.dataForm.validate(valid => {
        if (valid) {
          api.saveUser(this.sysUser).then(response => {
            //提示信息
            this.$message({
              type: 'success',
              message: '添加成功！请为用户分配角色'
            })
            // 关闭弹框
            this.dialogVisible = false
            // 查询所有数据
            this.fetchData()
            // 打开用户分配角色弹框
            this.showAssignRole(response.data)
          })
        }
      })
    },

    // 修改按钮
    edit(id) {
      // 打开弹框
      this.dialogVisible = true
      // 发起ajax请求，得到单个角色信息
      api.getUserById(id).then(response => {
        this.sysUser = response.data
      })
    },

    // 修改用户
    updateUser() {
      this.$refs.dataForm.validate(valid => {
        if (valid) {
          api.updateUser(this.sysUser).then(response => {
            //提示信息
            this.$message({
              type: 'success',
              message: '修改成功!'
            })
            // 关闭弹框
            this.dialogVisible = false
            // 查询所有数据
            this.fetchData()
          })
        }
      })
    },

    // 重置
    resetData() {
      // 清空表单
      this.searchQuery = {}
      // 查询所有数据
      this.fetchData()
    },

    // 根据id删除
    removeDataById(id) {
      this.$confirm('此操作将永久删除该角色, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        // 调用方法删除
        api.removeById(id).then(response => {
          //提示信息
          this.$message({
            type: 'success',
            message: '删除成功!'
          })

          // 查询所有数据
          this.fetchData()
        })
      })
    },
    // 复选框发生变化
    handleSelectionChange(selection) {
      this.selectValue = selection
    },

    // 批量删除
    batchRemove() {
      if (this.selectValue.length == 0) {
        //提示
        this.$message({
          type: 'warning',
          message: '请选择需要删除的数据!'
        })
        return
      }

      // 进行批量删除
      this.$confirm('此操作将永久删除该角色, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        var idList = []
        // 获取多个复选框对应的id，封装到数组里
        for (var i = 0; i < this.selectValue.length; i++) {
          idList.push(this.selectValue[i].id)
        }

        // 调用方法删除
        api.batchRemove(idList).then(response => {
          //提示信息
          this.$message({
            type: 'success',
            message: '删除成功!'
          })

          // 查询所有数据
          this.fetchData()
        })
      })
    },

    //更改用户状态
    switchStatus(row) {
      // 判断当前状态是可用还是禁用
      row.status = row.status === 1 ? 0 : 1

      api.updateStatus(row.id, row.status).then(response => {
        if (row.status === 1) {
          this.$message.success('已启用')
        } else {
          this.$message.warning('已禁用')
        }

        // 查询所有数据
        this.fetchData()
      })
    },

    //展示分配角色
    showAssignRole(row) {
      this.sysUser = row
      this.dialogRoleVisible = true
      role_api.getRolesByUserId(row.id).then(response => {
        this.allRoles = response.data.allRoles
        this.userRoleIds = response.data.userRoleIds
        this.checkAll = this.userRoleIds.length === this.allRoles.length
        this.isIndeterminate = this.userRoleIds.length > 0 && this.userRoleIds.length < this.allRoles.length
      })
    },

    // 全选勾选状态发生改变的监听
    handleCheckAllChange(value) {   // value 当前勾选状态true/false
      // 如果当前全选, userRoleIds就是所有角色id的数组, 否则是空数组
      this.userRoleIds = value ? this.allRoles.map(item => item.id) : []
      // 如果当前不是全选也不全不选时, 指定为false
      this.isIndeterminate = false
    },

    // 角色列表选中项发生改变的监听
    handleRoleCheckedChange(value) {
      const { userRoleIds, allRoles } = this
      this.checkAll = userRoleIds.length === allRoles.length && allRoles.length > 0
      this.isIndeterminate = userRoleIds.length > 0 && userRoleIds.length < allRoles.length
    },

    //分配角色
    assignRole() {
      let assginRoleVo = {
        userId: this.sysUser.id,
        roleIdList: this.userRoleIds
      }
      role_api.assignRoles(assginRoleVo).then(response => {
        this.$message.success('分配角色成功！')
        this.dialogRoleVisible = false
        this.fetchData(this.page)
        // 未分配部门
        if (response.data.deptId == null) {
          this.$message.info('请为用户分配部门')
          this.showAssignDept(response.data)
        }
      })
    },

    // 展示分配部门
    showAssignDept(row) {
      this.$router.push('/system/assignDept?id=' + row.id + '&name=' + row.name)
    },

    // 分配部门
    assignDept() {
      let assginDeptVo = {
        userId: this.sysUser.id,
        deptId: this.userDeptId
      }
      dept_api.assignDepts(assginDeptVo).then(response => {
        this.$message.success('分配部门成功！')
        this.dialogDeptVisible = false
        this.fetchData(this.page)
        // 未分配岗位
        if (response.data.postId == null) {
          this.$message.info('请为用户分配岗位')
          this.showAssignPost(response.data)
        }
      })
    },

    // 展示分配岗位
    showAssignPost(row) {
      this.sysUser = row
      this.dialogPostVisible = true
      post_api.getPostsByUserId(row.id).then(response => {
        this.allPosts = response.data.allPosts
        this.userPostId = response.data.userPostId[0]
      })
    },

    // 分配岗位
    assignPost() {
      let assginPostVo = {
        userId: this.sysUser.id,
        postId: this.userPostId
      }
      post_api.assignPost(assginPostVo).then(response => {
        this.$message.success('分配岗位成功！')
        this.dialogPostVisible = false
        this.fetchData(this.page)
      })
    }

  }
}
</script>

<style>
.list-head {
  width: 50px;
  height: 50px;
  display: block;
  border-radius: 50px;
}
</style>
